41
Troubleshooting Guide
Troubleshooting (continued)
Problem
Upper drive assembly does not
move up, moves up slowly or fails
to operate
Upper taping head does not move
down at the end of the taping
cycle
Upper drive assembly comes
down too fast or too hard or fails
to operate
Centering guides move slower
than normal or fail to operate
Cause
Lower air pressure
Defective or incorrect setting on
Proximity Sensor
Clogged or damaged exhaust
muffl ers on the upper ends of the
head raising cylinders
Defective head power valve
Upper drive assembly force adjust
regulator set too light
Defective upper drive assembly
force adjust regulator
Defective one-way valve
Defective head power valve
Upper drive assembly force adjust
regulator set too heavy
Defective upper drive assembly
force adjust regulator
Cushion screw wrongly adjusted
Cushion screw missing
Centering guide force adjust
regulator set too low
Centering guide cylinder speed
controls not in correct adjustment
Defective centering guide
power valve or proximity sensor
misaligned with sensor receptacle
Correction
Disconnect the air supply. Make
sure main pressure regulator reads
zero. Reconnect air supply and
adjust regulator to read 70 PSIG
[5 bar].
Clean or replace head raising
valve
Clean or replace exhaust muffl ers
Clean or replace the head power
valve
Adjust the upper drive assembly
force adjust regulator to
increase the force against the
top of the box. Turn air regulator
counterclockwise.
Replace regulator
Clean or replace valve
Clean or replace valve
Adjust upper drive assembly force
adjust regulator to decrease force
against top of box. Turn regulator
clockwise.
Replace regulator
Adjust cushion screw at base of
cylinder
Replace screw
Adjust regulator
Adjust speed controls mounted on
centering guide cylinder
Clean/replace valve / realign
sensor and sensor receptacle
2014 June
7000r-7000r3 Pro - NA
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